APH vs IVV: Correlation
Measured on weekly returns over the past three years, Amphenol (APH) and iShares Core S&P 500 ETF (IVV) carry a correlation of 0.68, a strong link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are APH and IVV?
On 3 years of weekly data the APH/IVV correlation comes out at 0.68, strong. Lately the two have drifted apart, with the 1-year correlation at 0.47 versus 0.68 over 3 years. The 5-year figure is 0.70, and annualized covariance runs at 330.3 %².
Among the 38 assets we track against APH, IVV ranks #7 by 3-year correlation. Correlation aside, the last 12 months split them widely, with APH ahead by 26.8 points (+47.5% versus +20.7%). On a rolling one-year basis the correlation drifted between 0.44 and 0.83, a moderate band. Note the risk asymmetry: APH runs 2.3 times the annualized volatility of the other leg, so equal-weighting the two is not an equal-risk position.
How is this computed?
Pearson correlation on weekly returns: ρ(A,B) = cov(rA, rB) / (σA · σB), over windows of 52, 156 and 260 weeks. Covariance is annualized (×52) and expressed in %². Full definitions on the methodology page.
APH vs IVV: side by side
| APH (Amphenol) | IVV (iShares Core S&P 500 ETF) | |
|---|---|---|
| 1-year return | +47.5% | +20.7% |
| 5-year return | +338.9% | +83.0% |
| Volatility (ann.) | 33.6% | 14.5% |
| Beta vs S&P 500 | 1.57 | 1.00 |
| Max drawdown (3Y) | -28.2% | -18.8% |
| Market cap | $199.0B | – |
| P/E (trailing) | 40.3 | – |
| Dividend yield | 0.57% | 1.09% |
| Expense ratio | – | 0.03% |
| Assets under management | – | $869.2B |
| Sector / category | Information Technology | ETF · US Large Cap |
IVV is a Large Blend fund from iShares: $869.2B under management, 503 holdings, a 0.03% expense ratio, a 1.09% trailing dividend yield.
Year-by-year returns
| Year | APH | IVV |
|---|---|---|
| 2022 | -12.0% | -18.2% |
| 2023 | +31.5% | +26.3% |
| 2024 | +41.3% | +24.9% |
| 2025 | +96.1% | +17.8% |
| 2026 | +19.8% | +13.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Fund exposure
APH represents 0.3% of IVV's portfolio, so part of any move in IVV is APH itself, and the correlation between them is partly mechanical.
Are APH and IVV good diversifiers for each other?
Somewhat, no more. With 0.68 correlation, most large moves hit both names, and the diversification benefit stays modest.
FAQ
What is the correlation between APH and IVV?
Using weekly returns as of 2026-08-27: 0.68 over 3 years, with 0.47 over the last year and 0.70 over 5 years.
Is IVV a good diversifier for APH?
Somewhat, no more. With 0.68 correlation, most large moves hit both names, and the diversification benefit stays modest.
What does a correlation of 0.68 mean?
On the −1 to +1 scale, 0.68 describes how much the two returns move together: +1 is lockstep, 0 is independence, negative values mean opposite directions. It says nothing about which performed better.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/aph-vs-ivv.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/aph-vs-ivv/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: APH correlations · IVV correlations
